What will come in place of the question mark (?) in the following number series? 6, 10, 16, 24, ? MCQ with Answer and Explanation

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What will come in place of the question mark (?) in the following number series? 6, 10, 16, 24, ?

A. 32

B. 34

C. 36

D. 30

Answer: Option B

Solution (By JKExamLibrary)

The differences are: 4, 6, 8. These are increasing by 2. The next difference is 10. Therefore, 24+10=34.

This question belongs to: Reasoning Number Series

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Question #1

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What will come in place of the question mark (?) in the following number series? 3, 11, 23, 39, 59, ?

A. 79

B. 77

C. 83

D. 81

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Correct Answer: Option C

Explanation:
The differences are: 8, 12, 16, 20. These are increasing by 4. The next difference is 24. Therefore, 59+24=83.

This question belongs to: Reasoning Number Series

Question #2

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What will come in place of the question mark (?) in the following number series? 2, 3, 6, 11, 18, ?

A. 25

B. 29

C. 31

D. 27

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Correct Answer: Option D

Explanation:
The differences are: 1, 3, 5, 7. These are consecutive odd numbers. The next difference is 9. Therefore, 18+9=27.

This question belongs to: Reasoning Number Series

Question #3

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What will come in place of the question mark (?) in the following number series? 5, 12, 26, 54, ?

A. 114

B. 108

C. 112

D. 110

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Correct Answer: Option D

Explanation:
Each term is obtained by multiplying by 2 and adding 2. (5×2)+2=12, (12×2)+2=26, (26×2)+2=54. The next term is (54×2)+2=110.

This question belongs to: Reasoning Number Series

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